M 4.5 earthquake: North Pacific Ocean (USA) — March 11, 1974

M 4.5 earthquake: North Pacific Ocean (USA) — March 11, 1974. Epicenter 322 km W of Coos Bay, depth 26 km, 20:17 Local (1974-03-12 05:17 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (322 km W, USA) — 44.056, -128.113

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